D-Link DGS-1530-52P Switch

D-Link 52-Port Gigabit Smart Managed Stackable PoE+ Switch with 48 PoE+ 1000Base-T and 4 SFP+ Ports. PoE budget 370W (740W with DPS-700).

Features

• 48 Ports Gigabit PoE for downlink
• 4 Ports 10G SFP+ for uplink
• PoE IEEE802.3af/at options, power budget 370 W
• 6kV surge protection on all Gigabit Ethernet ports
• Physical stacking up to 9 switches
• ZTP (Zero-Touch Provisioning)
• Ethernet Ring Protection Switching (ERPS)
• IEEE 802.1ag for Connectivity Fault Management
• ITU-T Y.1731 for Delay Measurement Massages
• Manage through the Nuclias Network Controller

Specifications 

• Interfaces: 48 × 1GE PoE, 4 × 10G SFP+
• Switching Capacity: 176 Gbps
• Max. Packet Forwarding Rate: 130.95 Mpps
• Max Power Consumption: 482 W (PoE on), 59.2 W (PoE off)
• Dimensions: 440 × 250 × 44 mm
• Weight: 4.35 kg
• Surge Protection: All Ethernet RJ-45 ports support IEC61000-4-5 6 kV surge protection
• Fan: 3 × Smart fans
• Operating Temperature: -5 to 50°C (23 to 122°F)
• Storage Temperature: -20°C to 70°C (-4°F to 158°F)
• Operating Humidity: 0% to 95% non-condensing
• Storage Humidity: 0% to 95% non-condensing
• Console Port: RJ-45 console port
• Power Supply Type: Internal